package com.sky.task;

import com.sky.entity.Orders;
import com.sky.mapper.OrderMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;
import java.util.List;

/**
 * 定时任务类，定时处理订单状态
 */
@Component
@Slf4j
public class OrderTask {
    @Autowired
    private OrderMapper orderMapper;

    /**
     * 处理超时订单
     */
    @Scheduled(cron = "0 * * * * ?")//每分钟执行一次
    public void processTimOutOrder(){
        LocalDateTime now = LocalDateTime.now();
        log.info("每分钟执行一次，清除超时订单，当前时间为:{}",now);
        LocalDateTime time = now.plusMinutes(-15);
        //select * from orders where status = ? and order_time < (当前时间-15分钟)
        List<Orders> ordersList= orderMapper.getByStatusAndOrderTime(Orders.PENDING_PAYMENT,time);
        if(ordersList!=null&&ordersList.size()>0){
            for (Orders orders : ordersList) {
                orders.setStatus(Orders.CANCELLED);
                orders.setCancelReason("订单超时，自动取消");
                orders.setCancelTime(LocalDateTime.now());
                orderMapper.update(orders);
            }
        }
    }

    /**
     * 处理一直处于派送中的订单
     */
    @Scheduled(cron = "0 0 1 * * ?")//每天凌晨一点执行
    public void processDeliveryOrder(){
        log.info("每天凌晨一点执行，清理一直处于派送中的订单，当前时间为:{}",LocalDateTime.now());
        LocalDateTime time = LocalDateTime.now();
        time=time.plusMinutes(-60);//往前推导昨天的0点，相当于处理了昨天所有一直处于派送中的订单
        List<Orders> ordersList = orderMapper.getByStatusAndOrderTime(Orders.DELIVERY_IN_PROGRESS, time);
        if(ordersList!=null&&ordersList.size()>0){
            for (Orders orders : ordersList) {
                orders.setStatus(Orders.COMPLETED);
                orderMapper.update(orders);
            }
        }
    }

}
